Home / 7,610,138.34-10,502,094.07-4,172,371.98

Finding the Fourth Proportional to 7,610,138.34, 10,502,094.07 and 4,172,371.98

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Solution

The fourth proportional to 7,610,138.34, 10,502,094.07 and 4,172,371.98 is: 5,757,929.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,610,138.34 : 10,502,094.07 = 4,172,371.98 : x
  2. Step 2: Convert to fraction form
    7,610,138.34/10,502,094.07 = 4,172,371.98/x
  3. Step 3: Cross multiply
    7,610,138.34x = 10,502,094.07 × 4,172,371.98
  4. Step 4: Simplify right side
    7,610,138.34x = 43,818,642,994,824.77
  5. Step 5: Solve for x
    x = 43,818,642,994,824.77/7,610,138.34
  6. Step 6: Final answer
    x = 5,757,929.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.